A while back I was researching a way to check if a machine was being
used so that it could be used in some computationally expensive
processing if the machine was idle. I ended up using some WMI commands,
but in the course of researching I wrote some code to …

I came across a problem when using Visual Web Developer 2008 to develop
for Silverlight. When adding an xmlns for your application to your
UserControl, the compiler complains about a missing assembly reference.